Release of Relion® 670 series version 2.2

2017-10-09 - The evolution of Relion® 670 series continues with this release. The designation of this update is revision 2.2.1.

We are pleased to announce an update of the Relion® 670 series version 2.2, our flagship protection & control IEDs. With this update, we bring several new features and enhancements. The update covers customized and pre- configured IEDs covering all application areas with the products REB/REC/RED/REG/REL/RER/RES and RET670.